30681972

素因数分解:

$2^2\times 3^2\times {\mathrm{137}}^1\times {\mathrm{6221}}^1$

素因数の和:6368

約数の個数: 36

約数和(自身を含む): 78135876

約数和(自身を除く): 47453904

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 137, 274, 411, 548, 822, 1233, 1644, 2466, 4932, 6221, 12442, 18663, 24884, 37326, 55989, 74652, 111978, 223956, 852277, 1704554, 2556831, 3409108, 5113662, 7670493, 10227324, 15340986, 30681972]

約数ペア:

[(1, 30681972), (2, 15340986), (3, 10227324), (4, 7670493), (6, 5113662), (9, 3409108), (12, 2556831), (18, 1704554), (36, 852277), (137, 223956), (274, 111978), (411, 74652), (548, 55989), (822, 37326), (1233, 24884), (1644, 18663), (2466, 12442), (4932, 6221)]